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Prove that (sin-cosx+1)/(sinx+cosx-1)=se...

Prove that `(sin-cosx+1)/(sinx+cosx-1)=secx+tanx`

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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. Each equation contains statements given in two columns which have to b...

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  2. If xsina+ysin2a+zsin3a=sin4a xsinb+ysin2b+zsin3b=sin4b, xsinc+ysin2c...

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  3. Prove that (sin-cosx+1)/(sinx+cosx-1)=secx+tanx

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  4. The lengths of the medians through acute angles of a right-angled tr...

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  5. If 2tan^2x-5secx=1 is satisfied by exactly seven distinct values of x ...

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  6. In triangle A B C ,tanA+tanB+tanC=6a n dtanAtanB=2, then the values o...

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  7. If 2cosx+sinx=1, then find the value of 7cosx+6sinxdot

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  8. If sinx+sinygeqcosacosxAA in R , then siny+cosa is equal to

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  9. If alpha,beta,gamma are acute angles and costheta=sinbeta//sinalpha,co...

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  10. In triangle ABC, if cotA⋅cotC= 1 / 2 and cotB⋅cotC= 1 / 18 , then ...

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  11. Find the values of xa n dy for which cosec theta=(x^2-y^2)/(x^2+y^2) i...

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  12. The set of all x in the interval [0,pi] for which 2sin^2x-3sinx+1geq0 ...

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  13. If in a triangle (1-(r1)/(r2))(1-(r1)/(r3))=2 then the triangle is rig...

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  14. sum(n=1)^ootan(theta/(2^n))/(2^(n-1)cos(theta/(2^(n-1)))) is

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  15. A parallelogram containing a 60^0 angle has perimeter p and its longer...

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  16. If r/(r1)=(r2)/(r3), then (a) A=90^0 (b) B=90^0 (c) C=90^0 (d) none ...

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  17. If sin(sinx+cosx)=cos(cosx-sinx), and largest possible value of sinx ...

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  18. If 0lt=xlt=pi/3 then range of f(x)=sec(pi/6-x)+sec(pi/6+x) is

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  19. For each natural number nlt=2, prove that sinx1cosx2+sinx2c0sx+3++sinx...

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  20. The values of x1 between 0 and 2pi , satisfying the equation cos3x+c...

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